Nylon 11 vs. Rubber Covered Discs

Nylon 11 Applied Uniformly and ContinuouslyOver the Entire Disc Surface.vs.Rubber (a) Lapped on Disc Surface and Edge,then Machined.or(b) Bonded to Disc Substrate and DiscEdge is a Corrosion Resistant Metal.Both Resulting in a Lack of ContinuousIntegrity of the Coating on the Disc andExposure of Areas to Seawater Attack.SWA